Click on the third or sixth rank to set the en passant target square.

EGTB: win in 2 half-moves

# move score
1 Rb4 win in 1 half-moves
2 Ra4 draw
3 Rd8 loss in 10 half-moves
4 Ka6 loss in 6 half-moves
5 Ka8 loss in 6 half-moves
6 Rd5 loss in 6 half-moves
7 Rd6 loss in 6 half-moves
8 Rd7 loss in 6 half-moves
9 Rf4 loss in 6 half-moves
10 Rg4 loss in 4 half-moves
11 Rh4 loss in 4 half-moves
12 Kb6 loss in 2 half-moves
13 Kb7 loss in 2 half-moves
14 Kb8 loss in 2 half-moves
15 Rc4 loss in 2 half-moves
16 Rd3 loss in 2 half-moves
17 Re4 loss in 2 half-moves
18 Rd1 loss in 1 half-moves
19 Rd2 loss in 1 half-moves